Kovesh ha-levavot : = Conqueror of hearts : sefer Lev Tov by Issac ben Eliakum of Posen, Prauge 1620 ; a central ethical book in Yiddish - Rubin, Nogah (Verfasser) (Sifriyat "Helal Ben Ḥayim" le-madaʿe ha-Yahadut, 2013)